通常
（ ）又称为联机结构，整个系统配备一台计算机主机（通常是中型机，目前也有较高档的微机）和多个终端（终端由显示器和键盘组成）。
（ ）又称为联机结构，整个系统配备一台计算机主机（通常是中型机，目前也有较高档的微机）和多个终端（终端由显示器和键盘组成）。C
猪扒包是一种澳门著名的食品，以位于氹仔的大利来记猪扒包最有名。（ ）
猪扒包是一种澳门著名的食品，以位于氹仔的大利来记猪扒包最有名。（ ）
Although they plant trees in this area every year, the tops of some hills are still _____.
Although they plant trees in this area every year, the tops of some hills are still \_\_\_\__.
It was in this room _____ they had a meeting yesterday.
It was in this room \_\_\_\__ they had a meeting yesterday.